| 1 | Fri 7 Jul 2023 | 12-1 v Punjab UnitedErith & Belvedere 2-1 Punjab United | Friendly |
| 2 | Sat 22 Jul 2023 | 11-2 v Dulwich HamletDulwich Hamlet 2-1 Erith & Belvedere | Friendly |
| 3 | Thu 27 Jul 2023 | 12-2 v Hastings UnitedErith & Belvedere 2-2 Hastings United | Friendly |
| 4 | Sun 6 Aug 2023 | 16-0 v Littlehampton TownLittlehampton Town 0-6 Erith & Belvedere | Emirates FA Cup Extra Preliminary Round |
| 5 | Sun 13 Aug 2023 | 1 0-1 v Ashford UnitedErith & Belvedere 0-1 Ashford United | Isthmian League - South East Division |
| 6 | Sat 19 Aug 2023 | 12-0 v StansfeldErith & Belvedere 2-0 Stansfeld | Emirates FA Cup Preliminary Round |
| 7 | Wed 23 Aug 2023 | 15-1 v Phoenix SportsPhoenix Sports 1-5 Erith & Belvedere | Velocity Cup First Round |
| 8 | Sat 26 Aug 2023 | 12-0 v Burgess Hill TownBurgess Hill Town 0-2 Erith & Belvedere | Isthmian League - South East Division |
| 9 | Mon 28 Aug 2023 | 10-2 v Beckenham TownErith & Belvedere 0-2 Beckenham Town | Isthmian League - South East Division |
| 10 | Sun 3 Sep 2023 | 10-0 v Hastings UnitedErith & Belvedere 0-0 Hastings United | Emirates FA Cup First Qualifying Round |
| 11 | Wed 6 Sep 2023 | 11-2 v Hastings UnitedHastings United 2-1 Erith & Belvedere | Emirates FA Cup First Qualifying Round Replay |
| 12 | Sat 9 Sep 2023 | 11-2 v South Park (Reigate)South Park (Reigate) 2-1 Erith & Belvedere | Isuzu FA Trophy First Qualifying Round |
| 13 | Tue 12 Sep 2023 | 12-2 v Basildon UnitedErith & Belvedere 2-2 Basildon United | Velocity Cup Second Round |
| 14 | Tue 19 Sep 2023 | 10-1 v Punjab UnitedPunjab United 1-0 Erith & Belvedere | Kent Senior Cup First Round |
| 15 | Sat 30 Sep 2023 | 11-0 v Hythe TownErith & Belvedere 1-0 Hythe Town | Isthmian League - South East Division |
| 16 | Sat 7 Oct 2023 | 10-6 v SittingbourneSittingbourne 6-0 Erith & Belvedere | Isthmian League - South East Division |
| 17 | Wed 11 Oct 2023 | 10-0 v Phoenix SportsPhoenix Sports 0-0 Erith & Belvedere | Isthmian League - South East Division |
| 18 | Sat 14 Oct 2023 | 11-2 v Broadbridge HeathErith & Belvedere 1-2 Broadbridge Heath | Isthmian League - South East Division |
| 19 | Wed 18 Oct 2023 | 11-4 v RamsgateRamsgate 4-1 Erith & Belvedere | Isthmian League - South East Division |
| 20 | Sat 28 Oct 2023 | 10-0 v Herne BayHerne Bay 0-0 Erith & Belvedere | Isthmian League - South East Division |
| 21 | Tue 7 Nov 2023 | 10-1 v Sevenoaks TownErith & Belvedere 0-1 Sevenoaks Town | Isthmian League - South East Division |
| 22 | Sat 11 Nov 2023 | 10-3 v Cray Valley PMCray Valley PM 3-0 Erith & Belvedere | Isthmian League - South East Division |
| 23 | Sun 19 Nov 2023 | 11-1 v Chichester CityErith & Belvedere 1-1 Chichester City | Isthmian League - South East Division |
| 24 | Sat 25 Nov 2023 | 11-6 v Three BridgesThree Bridges 6-1 Erith & Belvedere | Isthmian League - South East Division |
| 25 | Sat 2 Dec 2023 | 10-4 v Sheppey UnitedErith & Belvedere 0-4 Sheppey United | Isthmian League - South East Division |
| 26 | Sun 17 Dec 2023 | 10-5 v RamsgateErith & Belvedere 0-5 Ramsgate | Isthmian League - South East Division |
| 27 | Wed 20 Dec 2023 | 12-1 v Littlehampton TownErith & Belvedere 2-1 Littlehampton Town | Isthmian League - South East Division |
| 28 | Sat 30 Dec 2023 | 11-4 v Ashford UnitedAshford United 4-1 Erith & Belvedere | Isthmian League - South East Division |
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